Silver, 16.2 mm diameter, weight 1.88 grams.  VICTORIA D: G: BRITANNIAR: REGINA F: D: Crowned, veiled, jubilee bust left.  Rv. FOUR PENCE Britannia seated right, 1888 in ex.  S.3930.   Tiny nick in obverse field and has been lightly cleaned, now re-toning.  One third of the e-bay asking price for similar coins !